An image search led to the French National Library ("Tame animals of Mr Wingfield Ampthill child beside a saddled pig"), via Europeana.
There is a photo of the boy on the hog here
But the location seems to be England, because there's a Pathe video of grown men riding llamas and ostriches (and this hog) at the Ampthill Zoo in the East Anglia Film Archive
"Git along, little hoggie"ReplyDelete
Sorry - couldn't resist!
Happy New year, Stan! Best in 2014 and keep up the awesome work!